0 6 0 0 
0 6 0 0 
0 6 0 0 
0 6 0 0
0 0 0 0 
0 0 0 0
0 0 0 0
6 6 6 6 
0 6 0 0 
0 6 0 0 
0 6 0 0 
0 6 0 0 
0 0 0 0 
0 0 0 0 
0 0 0 0 
6 6 6 6 
